Added examples for sem 2

6 files changed, 129 insertions, 1 deletions

diff --git a/README.md b/README.md
index 3b4aec1..77eb559 100644
--- a/README.md
+++ b/README.md
@@ -2,4 +2,4 @@
 
 
  - **Тема 1 (09.10.2020) :**  Променливи. Типове променливи. Оператори. Преобразуване между типове.
-.
+.- **Тема 1 (16.10.2020) :**  Приоритет на операторите. Асоциативност. Условни провеки (if, switch)
diff --git a/Sem. 2/Even_Odd.cpp b/Sem. 2/Even_Odd.cpp
new file mode 100644
index 0000000..89c2ecd
--- /dev/null
+++ b/Sem. 2/Even_Odd.cpp
@@ -0,0 +1,17 @@
+#include <iostream>
+using namespace std;
+
+int main()
+{
+	int number;
+	cin >> number;
+
+	if (number % 2 == 0)
+	{
+		std::cout << "Even" << endl;
+	}
+	else
+	{
+		std::cout << "Odd" << endl;
+	}
+}
\ No newline at end of file
diff --git a/Sem. 2/Grades.cpp b/Sem. 2/Grades.cpp
new file mode 100644
index 0000000..18e1538
--- /dev/null
+++ b/Sem. 2/Grades.cpp
@@ -0,0 +1,63 @@
+
+#include <iostream>
+using namespace std;
+
+int main()
+{
+	int grade;
+	cin >> grade;
+   
+    //Bad
+	if (grade == 2)
+	{
+		cout << "Poor" << endl;
+	}
+	if (grade == 3)
+	{
+		cout << "Average" << endl;
+	}
+	if (grade == 4)
+	{
+		cout << "Good" << endl;
+	}
+	if (grade == 5)
+	{
+		cout << "Very good" << endl;
+	}
+	if (grade == 6)
+	{
+		cout << "Excellent" << endl;
+	}
+	if (grade < 2 || grade > 6)
+	{
+		cout << "Invalid" << endl;
+	}
+    //This works! But when we find a match, we continue checking, even though we don't need to.
+	
+	//Better
+	if (grade == 2)
+	{
+		cout << "Poor" << endl;
+	}
+	else if (grade == 3)
+	{
+		cout << "Average" << endl;
+	}
+	else if (grade == 4)
+	{
+		cout << "Good" << endl;
+	}
+	else if (grade == 5)
+	{
+		cout << "Very good" << endl;
+	}
+	else if (grade == 6)
+	{
+		cout << "Excellent" << endl;
+	}
+	else
+	{
+		cout << "Invalid" << endl;
+	}
+
+}
\ No newline at end of file
diff --git a/Sem. 2/Operators_priority.png b/Sem. 2/Operators_priority.png
new file mode 100644
index 0000000..07d2565
--- /dev/null
+++ b/Sem. 2/Operators_priority.png
diff --git a/Sem. 2/dayOfWeek.cpp b/Sem. 2/dayOfWeek.cpp
new file mode 100644
index 0000000..b9640c3
--- /dev/null
+++ b/Sem. 2/dayOfWeek.cpp
@@ -0,0 +1,22 @@
+#include <iostream>
+using namespace std;
+
+int main()
+{
+	int num;
+	cin >> num;
+
+	switch (num)
+	{
+	case 1:cout << "Monday" << endl; break;
+	case 2:cout << "Tuesday" << endl; break;
+	case 3:cout << "Wednesday" << endl; break;
+	case 4:cout << "Thursday" << endl; break;
+	case 5:cout << "Friday" << endl; break;
+	case 6:cout << "Saturday" << endl; break;
+	case 7:cout << "Sunday" << endl; break;
+
+	default: cout << "The number is not a valid day of the week" << endl;
+	}
+
+}
\ No newline at end of file
diff --git a/Sem. 2/isPrime_between[1,9].cpp b/Sem. 2/isPrime_between[1,9].cpp
new file mode 100644
index 0000000..08d8445
--- /dev/null
+++ b/Sem. 2/isPrime_between[1,9].cpp
@@ -0,0 +1,26 @@
+
+#include <iostream>
+using namespace std;
+
+int main()
+{
+	int num;
+	cin >> num;
+
+	switch (num)
+	{
+	case 2:
+	case 3:
+	case 5:
+	case 7:cout << "Prime" << endl; break;
+
+	case 1:
+	case 4:
+	case 6:
+	case 8:
+	case 9:cout << "Not a prime" << endl; break;
+
+	default: cout << "The number is not between 1 and 10" << endl; break;
+	}
+
+}
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